Question

use this identity (a+b) 2 square=a 2 square+2ab+b 2 square
this is the question
(3p+2q) 2 square

Answer 1

it will be
(3p)²+(2q)²+2×3p×2q
9p²+4q²+12pq

Answer 2

$( {3 p+ 2q})^{2} \\ = {(3p)}^{2} + 2(3p)(2q) + {(2q)} ^{2} \\ = 9 {p}^{2} +12 pq + 4 {q}^{2}$
I hope it is the answer